{ "data_version": "4.0", "data_type": "CVE", "data_format": "MITRE", "CVE_data_meta": { "ID": "CVE-2024-26848", "ASSIGNER": "cve@kernel.org", "STATE": "PUBLIC" }, "description": { "description_data": [ { "lang": "eng", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nafs: Fix endless loop in directory parsing\n\nIf a directory has a block with only \".__afsXXXX\" files in it (from\nuncompleted silly-rename), these .__afsXXXX files are skipped but without\nadvancing the file position in the dir_context. This leads to\nafs_dir_iterate() repeating the block again and again.\n\nFix this by making the code that skips the .__afsXXXX file also manually\nadvance the file position.\n\nThe symptoms are a soft lookup:\n\n watchdog: BUG: soft lockup - CPU#3 stuck for 52s! [check:5737]\n ...\n RIP: 0010:afs_dir_iterate_block+0x39/0x1fd\n ...\n ? watchdog_timer_fn+0x1a6/0x213\n ...\n ? asm_sysvec_apic_timer_interrupt+0x16/0x20\n ? afs_dir_iterate_block+0x39/0x1fd\n afs_dir_iterate+0x10a/0x148\n afs_readdir+0x30/0x4a\n iterate_dir+0x93/0xd3\n __do_sys_getdents64+0x6b/0xd4\n\nThis is almost certainly the actual fix for:\n\n https://bugzilla.kernel.org/show_bug.cgi?id=218496" } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "n/a" } ] } ] }, "affects": { "vendor": { "vendor_data": [ { "vendor_name": "Linux", "product": { "product_data": [ { "product_name": "Linux", "version": { "version_data": [ { "version_affected": "<", "version_name": "01d15b68f041", "version_value": "5c78be006ed9" }, { "version_affected": "<", "version_name": "8499e2f1218e", "version_value": "96370ba395c5" }, { "version_affected": "<", "version_name": "21a2115e0ca0", "version_value": "80b15346492b" }, { "version_affected": "<", "version_name": "ab49164c6080", "version_value": "058ed71e0f7a" }, { "version_affected": "<", "version_name": "a53411e805e0", "version_value": "f67898867b6b" }, { "version_affected": "<", "version_name": "fa70c6954aab", "version_value": "fe02316e4933" }, { "version_affected": "<", "version_name": "57e9d49c5452", "version_value": "5f7a07646655" }, { "version_value": "not down converted", "x_cve_json_5_version_data": { "versions": [ { "version": "6.8", "status": "affected" }, { "version": "0", "lessThan": "6.8", "status": "unaffected", "versionType": "custom" }, { "version": "5.4.271", "lessThanOrEqual": "5.4.*", "status": "unaffected", "versionType": "custom" }, { "version": "5.4.273", "lessThanOrEqual": "5.4.*", "status": "unaffected", "versionType": "custom" }, { "version": "5.10.212", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "custom" }, { "version": "5.10.214", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "custom" }, { "version": "5.15.151", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "custom" }, { "version": "5.15.153", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "custom" }, { "version": "6.1.81", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "custom" }, { "version": "6.1.83", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "custom" }, { "version": "6.6.21", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "custom" }, { "version": "6.6.23", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "custom" }, { "version": "6.7.9", "lessThanOrEqual": "6.7.*", "status": "unaffected", "versionType": "custom" }, { "version": "6.7.11", "lessThanOrEqual": "6.7.*", "status": "unaffected", "versionType": "custom" }, { "version": "6.8.2", "lessThanOrEqual": "6.8.*", "status": "unaffected", "versionType": "custom" } ], "defaultStatus": "affected" } } ] } } ] } } ] } }, "references": { "reference_data": [ { "url": "https://git.kernel.org/stable/c/5c78be006ed9cb735ac2abf4fd64f3f4ea26da31", "refsource": "MISC", "name": "https://git.kernel.org/stable/c/5c78be006ed9cb735ac2abf4fd64f3f4ea26da31" }, { "url": "https://git.kernel.org/stable/c/854ebf45a4ddd4cadeffb6644e88d19020634e1a", "refsource": "MISC", "name": "https://git.kernel.org/stable/c/854ebf45a4ddd4cadeffb6644e88d19020634e1a" }, { "url": "https://git.kernel.org/stable/c/96370ba395c572ef496fd2c7afc4a1ab3dedd3f0", "refsource": "MISC", "name": "https://git.kernel.org/stable/c/96370ba395c572ef496fd2c7afc4a1ab3dedd3f0" }, { "url": "https://git.kernel.org/stable/c/b94f434fe977689da4291dc21717790b9bd1c064", "refsource": "MISC", "name": "https://git.kernel.org/stable/c/b94f434fe977689da4291dc21717790b9bd1c064" }, { "url": "https://git.kernel.org/stable/c/80b15346492bdba677bbb0adefc611910e505f7b", "refsource": "MISC", "name": "https://git.kernel.org/stable/c/80b15346492bdba677bbb0adefc611910e505f7b" }, { "url": "https://git.kernel.org/stable/c/a6ffae61ad9ebf2fdcb943135b2f30c85f49cd27", "refsource": "MISC", "name": "https://git.kernel.org/stable/c/a6ffae61ad9ebf2fdcb943135b2f30c85f49cd27" }, { "url": "https://git.kernel.org/stable/c/058ed71e0f7aa3b6694ca357e23d084e5d3f2470", "refsource": "MISC", "name": "https://git.kernel.org/stable/c/058ed71e0f7aa3b6694ca357e23d084e5d3f2470" }, { "url": "https://git.kernel.org/stable/c/76426abf9b980b46983f97de8e5b25047b4c9863", "refsource": "MISC", "name": "https://git.kernel.org/stable/c/76426abf9b980b46983f97de8e5b25047b4c9863" }, { "url": "https://git.kernel.org/stable/c/f67898867b6b0f4542cddc7fe57997978b948a7a", "refsource": "MISC", "name": "https://git.kernel.org/stable/c/f67898867b6b0f4542cddc7fe57997978b948a7a" }, { "url": "https://git.kernel.org/stable/c/106e14ca55a0acb3236ee98813a1d243f8aa2d05", "refsource": "MISC", "name": "https://git.kernel.org/stable/c/106e14ca55a0acb3236ee98813a1d243f8aa2d05" }, { "url": "https://git.kernel.org/stable/c/fe02316e4933befc621fa125efb8f8b4d04cceec", "refsource": "MISC", "name": "https://git.kernel.org/stable/c/fe02316e4933befc621fa125efb8f8b4d04cceec" }, { "url": "https://git.kernel.org/stable/c/9c41f4935625218a2053a2dce1423c3054169809", "refsource": "MISC", "name": "https://git.kernel.org/stable/c/9c41f4935625218a2053a2dce1423c3054169809" }, { "url": "https://git.kernel.org/stable/c/5f7a07646655fb4108da527565dcdc80124b14c4", "refsource": "MISC", "name": "https://git.kernel.org/stable/c/5f7a07646655fb4108da527565dcdc80124b14c4" }, { "url": "https://git.kernel.org/stable/c/2afdd0cb02329464d77f3ec59468395c791a51a4", "refsource": "MISC", "name": "https://git.kernel.org/stable/c/2afdd0cb02329464d77f3ec59468395c791a51a4" }, { "url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html", "refsource": "MISC", "name": "https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html" } ] }, "generator": { "engine": "bippy-a5840b7849dd" } }